We recommend you perform any installation on an upgraded Debian system. Review your application requirements thoroughly before performing a major PHP upgrade in your system.

If migrating from PHP 7.x, you should expect new breaking changes which means some modifications in your code may be needed to get it running on PHP 8.1.

Install PHP 8.1 on Rocky Linux 8|AlmaLinux 8|CentOS 8.

You can check complete list of PHP 8.1 new features, improvements, and deprecationsįor Rocky Linux 8 / AlmaLinux 8 and CentOS 8, use the following guide to install PHP 8.1.

PHP 8.1 adds array_is_list as a built-in function.

Addition of pure intersection types feature.

File Uploads with CURLStringFile – In PHP 8.1, PHP Curl extension now supports HTTP(S) requests with file uploads.

Added support for Fibers – The low level mechanism to manage parallelism.

Never Return Type – A new return type hint called never is added in PHP 8.1.

AVIF Image Format support – The PHP 8.1’s image processing and GD extension adds support for AVIF images.

Readonly properties – Class properties can be marked as readonly hence can only be written once.New features in PHP 8.1 Programming Language It nows enjoys contribution from thousands of developers, companies and open source enthusiasts. The PHP language was originally created by Danish-Canadian programmer Rasmus Lerdorf, in 1994. A PHP script is executable on any Windows, Linux, BSD, and macOS system provided PHP runtime is installed. PHP is a powerful scripting language for web applications development and creation of dynamic web pages. PHP 8.1 is the latest version of PHP as of this article update, released on November 25, 2021. How can I install PHP 8.1 on Debian 11/Debian 10/Debian 9 Linux system?.

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